An aluminum wire (=2.65x10 -8 m) has a length of 20.0 meters and a diameter of 2.00mm.
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Question:
An aluminum wire (ρ=2.65x10 -8 Ω•m) has a length of 20.0 meters and a diameter of 2.00mm. What is the resistance of this wire?
| 0.0845Ω | |
| 0.530Ω | |
| 2.12Ω | |
| 0.169Ω |
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